T1 Group tech stack
T1 Group builds mostly with SQL, Python, 1C, Java. Its stack also includes Linux, Windows, PostgreSQL, MS SQL. Linux is named in 65 of the 174 job postings T1 Group published in the last 12 months (37%). Counted by Alion from the job postings of T1 Group, updated Nov 10, 2026.
What programming languages does T1 Group use?
SQL is named in 22% of job postings at T1 Group, followed by Python (18%), 1C (17%), Java (5%).
1C 
Show all (16)
What frameworks and libraries does T1 Group use?
React.js is named in 3% of job postings at T1 Group, followed by FastAPI (2%), LangChain (2%), Next.js (2%).
React.js
5 3%
FastAPI
4 2%
LangChain
4 2%
Next.js
4 2%
Asyncio
2 1%
Hadoop
2 1%
Pytest
2 1%
Show all (40)
What databases does T1 Group use?
PostgreSQL is named in 15% of job postings at T1 Group, followed by MS SQL (3%), Redis (3%), ClickHouse (2%).
PostgreSQL
26 15%
MS SQL
5 3%
Redis
5 3%
ClickHouse
4 2%
MySQL
3 2%
OpenSearch
3 2%
ElasticSearch
1 1%
Google BigQuery
1 1%
Show all (13)
What cloud and platforms does T1 Group use?
Linux is named in 37% of job postings at T1 Group, followed by Windows (23%), Apache Kafka (16%), Kubernetes (10%).
Apache Kafka
28 16%
Kubernetes
17 10%
Show all (41)
And 1 more, each named in fewer postings.
What developer tools does T1 Group use?
Docker is named in 10% of job postings at T1 Group, followed by Rest API (10%), Git (6%), Ansible (5%).
Docker
18 10%
Rest API
18 10%
Git
10 6%
Ansible
9 5%
Prometheus
8 5%
OpenStack
7 4%
Helm
6 3%
Terraform
6 3%
Show all (61)
And 21 more, each named in fewer postings.
What AI and ML technologies does T1 Group use?
LLM is named in 10% of job postings at T1 Group.
LLM
17 10%
Which engineering practices does T1 Group ask for?
CI/CD is named in 10% of job postings at T1 Group, followed by TCP/IP (6%), DNS (5%), RAG (5%).
Show all (33)
What does each T1 Group team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Support
36 postingsAnalytics
29 postingsDevOps
22 postingsEnterprise Apps
16 postingsSecurity
14 postingsBackend
9 postingsHow does your stack fit T1 Group?
How much does T1 Group pay by technology?
Median stated pay of the postings that name each technology, against the median of all T1 Group postings with stated pay: $12k across 29 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| Windows | 19 | $12k | −1% |
| Linux | 17 | $12k | 0% |
| Astra Linux | 7 | $12k | 0% |
| Active Directory | 6 | $12k | −2% |
How is the T1 Group stack changing?
Read from the dates of the postings themselves: a technology is new when the first posting that names it appeared in the last six months, rising or falling when its share of postings moved between the last two quarters.
How modern is the T1 Group stack?
T1 Group scores 71 out of 100 (Modern). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 1; legacy ones: 0.
How common is the T1 Group stack in its industry?
Share of the 11,941 companies in the same industries, whose stack Alion knows, that use each technology.
What sets T1 Group apart
Companies with a stack like T1 Group
Questions about the T1 Group tech stack
What programming languages does T1 Group use?
The languages named in T1 Group job postings are SQL (22%), Python (18%), 1C (17%), Java (5%), Bash (3%), as a share of the 174 postings of the last 12 months.
Does T1 Group use React.js?
Yes. React.js is named in 5 of 174 job postings (3%) and required in 1 of them.
What cloud and platforms does T1 Group use?
The cloud and platforms named in T1 Group job postings are Linux (65), Windows (40), Apache Kafka (28) (postings in brackets).
What skills do you need for a Support job at T1 Group?
Support postings at T1 Group most often require Linux (29), Windows (27), Astra Linux (7), Active Directory (4), out of 36 postings in the last 12 months.
Is the T1 Group tech stack changing?
Yes. CUDA, CATIA, КриптоПро, PyTorch first appeared in T1 Group job postings in the last six months.
How modern is the T1 Group tech stack?
T1 Group scores 71 out of 100 (Modern). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 1; legacy ones: 0.
How does Alion know the T1 Group tech stack?
Alion reads every job posting T1 Group publishes and tags the technologies each one names. The figures on this page count the 174 postings of the last 12 months and were updated on Nov 10, 2026.
Method and citation
Alion reads every job posting the company publishes and tags the technologies each one names. Shares count the postings of the last 12 months, open and closed; the company's own products are counted apart. How we count
Alion, "T1 Group tech stack: 205 technologies from 174 job postings", as of Nov 10, 2026. https://alion.io/company/t1/technologies